To ask the Scottish Executive what proportion Scottish Water’s leakage was of all the water that it treated in the (a) Inverness East, Nairn and Lochaber, (b) Ross, Skye and Inverness West, (c) Caithness, Sutherland and Easter Ross, (d) Argyll and Bute, (e) Western Isles, (f) Moray, (g) Shetland and (h) Orkney parliamentary constituencies in (i) 2003-04, (ii) 2004-05, (iii) 2005-06, (iv) 2006-07 and (v...